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DC/DC Power Management IC
Digital Controller
DrMOS
Converter
AC/DC Power Management IC
Non-Isolated Power Supply
Isolated Power Supply
SSR Feedback By Opto-Isolator
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LED Lighting Driver IC
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AC/DC Non-Isolated Low PF(with MOS integrated)
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AC/DC Non-Isolated Low PF(with MOS integrated)
BP3189B
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BP3189B 是一款高精度的两绕组、低 PF 原边反馈恒流驱动器,适合搭配前级 APFC 升压电路,实现两级隔离无频闪应用。 BP3189B 芯片采用差分采样检测输出电压和退磁信号,可以实现两绕组隔离应用(VCC 独立电源供电),同时确保优异的 OVP 精度。
Advantage
内置高压启动和供电,启动速度快
高精度电流参考
低工作电流
高精度空载电压基准
优异的负载调整率和线性调整率
临界连续导通模式和准谐振模式,EMC 优化
VCC 欠压锁定
逐周期限流
完善的保护功能
Application area
LED 面板灯
LED 简灯
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